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69th Legislature 2025 HB 630.1
- 1 - Authorized Print Version – HB 630
1 HOUSE BILL NO. 630
2 INTRODUCED BY C. SCHOMER
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4 A BILL FOR AN ACT ENTITLED: “AN ACT REQUIRING LEGISLATIVE APPROVAL OF CERTAIN AGENCY
5 RULES ON GREENHOUSE GAS EMISSIONS OR THE SOCIAL COST OF CARBON.”
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7 BE IT ENACTED BY THE LEGISLATURE OF THE STATE OF MONTANA:
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9 NEW SECTION. Section 1. Limit on department rules. Department rules or regulations of a local
10 authority related to the regulation of greenhouse gas emissions or a calculation and application of the social
11 cost of carbon for the operation of a motor vehicle are not effective unless approved by the legislature at the
12 next legislative session.
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14 NEW SECTION. Section 2. Limit on department rules. Commission rules related to the regulation
15 of greenhouse gas emissions or a calculation and application of the social cost of carbon are not effective
16 unless approved by the legislature at the next legislative session.
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18 NEW SECTION. Section 3. Limit on department rules. Department rules related to the regulation of
19 greenhouse gas emissions or a calculation and application of the social cost of carbon are not effective unless
20 approved by the legislature at the next legislative session.
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22 NEW SECTION. Section 4. Limit on department rules. Board rules related to the regulation of
23 greenhouse gas emissions or a calculation and application of the social cost of carbon are not effective unless
24 approved by the legislature at the next legislative session.
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26 NEW SECTION. Section 5. Codification instruction. (1) [Section 1] is intended to be codified as an
27 integral part of Title 61, chapter 9, part 1, and the provisions of Title 61, chapter 9, part 1, apply to [section 1].
28 (2) [Section 2] is intended to be codified as an integral part of Title 69, chapter 1, part 1, and the
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69th Legislature 2025 HB 630.1
- 2 - Authorized Print Version – HB 630
1 provisions of Title 69, chapter 1, part 1, apply to [section 2].
2 (3) [Section 3] is intended to be codified as an integral part of Title 75, chapter 2, part 1, and the
3 provisions of Title 75, chapter 2, part 1, apply to [section 3].
4 (4) [Section 4] is intended to be codified as an integral part of Title 82, chapter 11, part 1, and the
5 provisions of Title 82, chapter 11, part 1, apply to [section 4].
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